Home / 270,007,974.72-372,591,659.76-158,503,342.32

Finding the Fourth Proportional to 270,007,974.72, 372,591,659.76 and 158,503,342.32

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Solution

The fourth proportional to 270,007,974.72, 372,591,659.76 and 158,503,342.32 is: 218,723,256.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,007,974.72 : 372,591,659.76 = 158,503,342.32 : x
  2. Step 2: Convert to fraction form
    270,007,974.72/372,591,659.76 = 158,503,342.32/x
  3. Step 3: Cross multiply
    270,007,974.72x = 372,591,659.76 × 158,503,342.32
  4. Step 4: Simplify right side
    270,007,974.72x = 59,057,023,392,516,248
  5. Step 5: Solve for x
    x = 59,057,023,392,516,248/270,007,974.72
  6. Step 6: Final answer
    x = 218,723,256.06

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.